1020122002057 has 2 divisors, whose sum is σ = 1020122002058. Its totient is φ = 1020122002056.

The previous prime is 1020122002033. The next prime is 1020122002093. The reversal of 1020122002057 is 7502002210201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 842850688761 + 177271313296 = 918069^2 + 421036^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020122002057 - 2¹⁵ = 1020121969289 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020122002007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510061001028 + 510061001029.

It is an arithmetic number, because the mean of its divisors is an integer number (510061001029).

Almost surely, 2^{1020122002057} is an apocalyptic number.

It is an amenable number.

1020122002057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020122002057 is an equidigital number, since it uses as much as digits as its factorization.

1020122002057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560, while the sum is 22.

Adding to 1020122002057 its reverse (7502002210201), we get a palindrome (8522124212258).

The spelling of 1020122002057 in words is "one trillion, twenty billion, one hundred twenty-two million, two thousand, fifty-seven".